<input [(ngModel)]="student.id"><br>
<input [(ngModel)]="student.name"><br>
<input [(ngModel)]="student.gender"><br>
<input [(ngModel)]="student.born"><br>
<input [(ngModel)]="student.tel"><br>
<input [(ngModel)]="student.addr"><br>
<input [(ngModel)]="student.degree"><br>
<button (click)="onSave()" >保存</button>
